The next speaker in this ICA 2018 session is Kjerstin Thorson, who begins by noting that incidental exposure is not simply random, but unevenly distributed across the online userbase. The idea of attraction may be useful here: what is it that attracts specific news content into a social media stream; who attracts incidental exposure? What practices produce attraction, or repel news content?
Who has these happy accidents of incidental exposure, then? In the weeks before the 2016 U.S. presidential election, better levels of education mean that users are more likely to be incidentally exposed. The factors that seem to matter …